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<pre><span class="sourceLineNo">001</span>/*<a name="line.1"></a>
<span class="sourceLineNo">002</span> * Copyright (C) 2012 The Guava Authors<a name="line.2"></a>
<span class="sourceLineNo">003</span> *<a name="line.3"></a>
<span class="sourceLineNo">004</span> * Licensed under the Apache License, Version 2.0 (the "License");<a name="line.4"></a>
<span class="sourceLineNo">005</span> * you may not use this file except in compliance with the License.<a name="line.5"></a>
<span class="sourceLineNo">006</span> * You may obtain a copy of the License at<a name="line.6"></a>
<span class="sourceLineNo">007</span> *<a name="line.7"></a>
<span class="sourceLineNo">008</span> * http://www.apache.org/licenses/LICENSE-2.0<a name="line.8"></a>
<span class="sourceLineNo">009</span> *<a name="line.9"></a>
<span class="sourceLineNo">010</span> * Unless required by applicable law or agreed to in writing, software<a name="line.10"></a>
<span class="sourceLineNo">011</span> * distributed under the License is distributed on an "AS IS" BASIS,<a name="line.11"></a>
<span class="sourceLineNo">012</span> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.12"></a>
<span class="sourceLineNo">013</span> * See the License for the specific language governing permissions and<a name="line.13"></a>
<span class="sourceLineNo">014</span> * limitations under the License.<a name="line.14"></a>
<span class="sourceLineNo">015</span> */<a name="line.15"></a>
<span class="sourceLineNo">016</span><a name="line.16"></a>
<span class="sourceLineNo">017</span>package com.google.common.reflect;<a name="line.17"></a>
<span class="sourceLineNo">018</span><a name="line.18"></a>
<span class="sourceLineNo">019</span>import static com.google.common.base.Preconditions.checkNotNull;<a name="line.19"></a>
<span class="sourceLineNo">020</span><a name="line.20"></a>
<span class="sourceLineNo">021</span>import com.google.common.annotations.Beta;<a name="line.21"></a>
<span class="sourceLineNo">022</span>import com.google.common.collect.ImmutableList;<a name="line.22"></a>
<span class="sourceLineNo">023</span>import com.google.common.reflect.TypeToken;<a name="line.23"></a>
<span class="sourceLineNo">024</span><a name="line.24"></a>
<span class="sourceLineNo">025</span>import java.lang.annotation.Annotation;<a name="line.25"></a>
<span class="sourceLineNo">026</span>import java.lang.reflect.AccessibleObject;<a name="line.26"></a>
<span class="sourceLineNo">027</span>import java.lang.reflect.Constructor;<a name="line.27"></a>
<span class="sourceLineNo">028</span>import java.lang.reflect.GenericDeclaration;<a name="line.28"></a>
<span class="sourceLineNo">029</span>import java.lang.reflect.InvocationTargetException;<a name="line.29"></a>
<span class="sourceLineNo">030</span>import java.lang.reflect.Member;<a name="line.30"></a>
<span class="sourceLineNo">031</span>import java.lang.reflect.Method;<a name="line.31"></a>
<span class="sourceLineNo">032</span>import java.lang.reflect.Modifier;<a name="line.32"></a>
<span class="sourceLineNo">033</span>import java.lang.reflect.Type;<a name="line.33"></a>
<span class="sourceLineNo">034</span>import java.lang.reflect.TypeVariable;<a name="line.34"></a>
<span class="sourceLineNo">035</span><a name="line.35"></a>
<span class="sourceLineNo">036</span>import javax.annotation.Nullable;<a name="line.36"></a>
<span class="sourceLineNo">037</span><a name="line.37"></a>
<span class="sourceLineNo">038</span>/**<a name="line.38"></a>
<span class="sourceLineNo">039</span> * Wrapper around either a {@link Method} or a {@link Constructor}.<a name="line.39"></a>
<span class="sourceLineNo">040</span> * Convenience API is provided to make common reflective operation easier to deal with,<a name="line.40"></a>
<span class="sourceLineNo">041</span> * such as {@link #isPublic}, {@link #getParameters} etc.<a name="line.41"></a>
<span class="sourceLineNo">042</span> * <a name="line.42"></a>
<span class="sourceLineNo">043</span> * @param &lt;T&gt; the type that declares this method or constructor.<a name="line.43"></a>
<span class="sourceLineNo">044</span> * @param &lt;R&gt; the return type of (or supertype thereof) the method or the declaring type of the<a name="line.44"></a>
<span class="sourceLineNo">045</span> *            constructor.<a name="line.45"></a>
<span class="sourceLineNo">046</span> * @author Ben Yu<a name="line.46"></a>
<span class="sourceLineNo">047</span> * @since 14.0<a name="line.47"></a>
<span class="sourceLineNo">048</span> */<a name="line.48"></a>
<span class="sourceLineNo">049</span>@Beta<a name="line.49"></a>
<span class="sourceLineNo">050</span>public abstract class Invokable&lt;T, R&gt; extends Element implements GenericDeclaration {<a name="line.50"></a>
<span class="sourceLineNo">051</span><a name="line.51"></a>
<span class="sourceLineNo">052</span>  &lt;M extends AccessibleObject &amp; Member&gt; Invokable(M member) {<a name="line.52"></a>
<span class="sourceLineNo">053</span>    super(member);<a name="line.53"></a>
<span class="sourceLineNo">054</span>  }<a name="line.54"></a>
<span class="sourceLineNo">055</span><a name="line.55"></a>
<span class="sourceLineNo">056</span>  /** Returns {@link Invokable} of {@code method}. */<a name="line.56"></a>
<span class="sourceLineNo">057</span>  public static Invokable&lt;?, Object&gt; from(Method method) {<a name="line.57"></a>
<span class="sourceLineNo">058</span>    return new MethodInvokable&lt;Object&gt;(method);<a name="line.58"></a>
<span class="sourceLineNo">059</span>  }<a name="line.59"></a>
<span class="sourceLineNo">060</span><a name="line.60"></a>
<span class="sourceLineNo">061</span>  /** Returns {@link Invokable} of {@code constructor}. */<a name="line.61"></a>
<span class="sourceLineNo">062</span>  public static &lt;T&gt; Invokable&lt;T, T&gt; from(Constructor&lt;T&gt; constructor) {<a name="line.62"></a>
<span class="sourceLineNo">063</span>    return new ConstructorInvokable&lt;T&gt;(constructor);<a name="line.63"></a>
<span class="sourceLineNo">064</span>  }<a name="line.64"></a>
<span class="sourceLineNo">065</span><a name="line.65"></a>
<span class="sourceLineNo">066</span>  /**<a name="line.66"></a>
<span class="sourceLineNo">067</span>   * Returns {@code true} if this is an overridable method. Constructors, private, static or final<a name="line.67"></a>
<span class="sourceLineNo">068</span>   * methods, or methods declared by final classes are not overridable.<a name="line.68"></a>
<span class="sourceLineNo">069</span>   */<a name="line.69"></a>
<span class="sourceLineNo">070</span>  public abstract boolean isOverridable();<a name="line.70"></a>
<span class="sourceLineNo">071</span><a name="line.71"></a>
<span class="sourceLineNo">072</span>  /**<a name="line.72"></a>
<span class="sourceLineNo">073</span>   * Invokes with {@code receiver} as 'this' and {@code args} passed to the underlying method<a name="line.73"></a>
<span class="sourceLineNo">074</span>   * and returns the return value; or calls the underlying constructor with {@code args} and returns<a name="line.74"></a>
<span class="sourceLineNo">075</span>   * the constructed instance.<a name="line.75"></a>
<span class="sourceLineNo">076</span>   *<a name="line.76"></a>
<span class="sourceLineNo">077</span>   * @throws IllegalAccessException if this {@code Constructor} object enforces Java language<a name="line.77"></a>
<span class="sourceLineNo">078</span>   *         access control and the underlying method or constructor is inaccessible.<a name="line.78"></a>
<span class="sourceLineNo">079</span>   * @throws IllegalArgumentException if the number of actual and formal parameters differ;<a name="line.79"></a>
<span class="sourceLineNo">080</span>   *         if an unwrapping conversion for primitive arguments fails; or if, after possible<a name="line.80"></a>
<span class="sourceLineNo">081</span>   *         unwrapping, a parameter value cannot be converted to the corresponding formal<a name="line.81"></a>
<span class="sourceLineNo">082</span>   *         parameter type by a method invocation conversion.<a name="line.82"></a>
<span class="sourceLineNo">083</span>   * @throws InvocationTargetException if the underlying method or constructor throws an exception.<a name="line.83"></a>
<span class="sourceLineNo">084</span>   */<a name="line.84"></a>
<span class="sourceLineNo">085</span>  // All subclasses are owned by us and we'll make sure to get the R type right.<a name="line.85"></a>
<span class="sourceLineNo">086</span>  @SuppressWarnings("unchecked")<a name="line.86"></a>
<span class="sourceLineNo">087</span>  public final R invoke(@Nullable T receiver, Object... args)<a name="line.87"></a>
<span class="sourceLineNo">088</span>      throws InvocationTargetException, IllegalAccessException {<a name="line.88"></a>
<span class="sourceLineNo">089</span>    return (R) invokeInternal(receiver, checkNotNull(args));<a name="line.89"></a>
<span class="sourceLineNo">090</span>  }<a name="line.90"></a>
<span class="sourceLineNo">091</span><a name="line.91"></a>
<span class="sourceLineNo">092</span>  /** Returns the return type of this {@code Invokable}. */<a name="line.92"></a>
<span class="sourceLineNo">093</span>  // All subclasses are owned by us and we'll make sure to get the R type right.<a name="line.93"></a>
<span class="sourceLineNo">094</span>  @SuppressWarnings("unchecked")<a name="line.94"></a>
<span class="sourceLineNo">095</span>  public final TypeToken&lt;? extends R&gt; getReturnType() {<a name="line.95"></a>
<span class="sourceLineNo">096</span>    return (TypeToken&lt;? extends R&gt;) TypeToken.of(getGenericReturnType());<a name="line.96"></a>
<span class="sourceLineNo">097</span>  }<a name="line.97"></a>
<span class="sourceLineNo">098</span><a name="line.98"></a>
<span class="sourceLineNo">099</span>  /** Returns all declared parameters of this {@code Invokable}. */<a name="line.99"></a>
<span class="sourceLineNo">100</span>  public final ImmutableList&lt;Parameter&gt; getParameters() {<a name="line.100"></a>
<span class="sourceLineNo">101</span>    Type[] parameterTypes = getGenericParameterTypes();<a name="line.101"></a>
<span class="sourceLineNo">102</span>    Annotation[][] annotations = getParameterAnnotations();<a name="line.102"></a>
<span class="sourceLineNo">103</span>    ImmutableList.Builder&lt;Parameter&gt; builder = ImmutableList.builder();<a name="line.103"></a>
<span class="sourceLineNo">104</span>    for (int i = 0; i &lt; parameterTypes.length; i++) {<a name="line.104"></a>
<span class="sourceLineNo">105</span>      builder.add(new Parameter(<a name="line.105"></a>
<span class="sourceLineNo">106</span>          this, i, TypeToken.of(parameterTypes[i]), annotations[i]));<a name="line.106"></a>
<span class="sourceLineNo">107</span>    }<a name="line.107"></a>
<span class="sourceLineNo">108</span>    return builder.build();<a name="line.108"></a>
<span class="sourceLineNo">109</span>  }<a name="line.109"></a>
<span class="sourceLineNo">110</span><a name="line.110"></a>
<span class="sourceLineNo">111</span>  /** Returns all declared exception types of this {@code Invokable}. */<a name="line.111"></a>
<span class="sourceLineNo">112</span>  public final ImmutableList&lt;TypeToken&lt;? extends Throwable&gt;&gt; getExceptionTypes() {<a name="line.112"></a>
<span class="sourceLineNo">113</span>    ImmutableList.Builder&lt;TypeToken&lt;? extends Throwable&gt;&gt; builder = ImmutableList.builder();<a name="line.113"></a>
<span class="sourceLineNo">114</span>    for (Type type : getGenericExceptionTypes()) {<a name="line.114"></a>
<span class="sourceLineNo">115</span>       // getGenericExceptionTypes() will never return a type that's not exception<a name="line.115"></a>
<span class="sourceLineNo">116</span>      @SuppressWarnings("unchecked")<a name="line.116"></a>
<span class="sourceLineNo">117</span>      TypeToken&lt;? extends Throwable&gt; exceptionType = (TypeToken&lt;? extends Throwable&gt;)<a name="line.117"></a>
<span class="sourceLineNo">118</span>          TypeToken.of(type);<a name="line.118"></a>
<span class="sourceLineNo">119</span>      builder.add(exceptionType);<a name="line.119"></a>
<span class="sourceLineNo">120</span>    }<a name="line.120"></a>
<span class="sourceLineNo">121</span>    return builder.build();<a name="line.121"></a>
<span class="sourceLineNo">122</span>  }<a name="line.122"></a>
<span class="sourceLineNo">123</span><a name="line.123"></a>
<span class="sourceLineNo">124</span>  /**<a name="line.124"></a>
<span class="sourceLineNo">125</span>   * Explicitly specifies the return type of this {@code Invokable}. For example:<a name="line.125"></a>
<span class="sourceLineNo">126</span>   * &lt;pre&gt;   {@code<a name="line.126"></a>
<span class="sourceLineNo">127</span>   *   Method factoryMethod = Person.class.getMethod("create");<a name="line.127"></a>
<span class="sourceLineNo">128</span>   *   Invokable&lt;?, Person&gt; factory = Invokable.of(getNameMethod).returning(Person.class);<a name="line.128"></a>
<span class="sourceLineNo">129</span>   * }&lt;/pre&gt;<a name="line.129"></a>
<span class="sourceLineNo">130</span>   */<a name="line.130"></a>
<span class="sourceLineNo">131</span>  public final &lt;R1 extends R&gt; Invokable&lt;T, R1&gt; returning(Class&lt;R1&gt; returnType) {<a name="line.131"></a>
<span class="sourceLineNo">132</span>    return returning(TypeToken.of(returnType));<a name="line.132"></a>
<span class="sourceLineNo">133</span>  }<a name="line.133"></a>
<span class="sourceLineNo">134</span><a name="line.134"></a>
<span class="sourceLineNo">135</span>  /** Explicitly specifies the return type of this {@code Invokable}. */<a name="line.135"></a>
<span class="sourceLineNo">136</span>  public final &lt;R1 extends R&gt; Invokable&lt;T, R1&gt; returning(TypeToken&lt;R1&gt; returnType) {<a name="line.136"></a>
<span class="sourceLineNo">137</span>    if (!returnType.isAssignableFrom(getReturnType())) {<a name="line.137"></a>
<span class="sourceLineNo">138</span>      throw new IllegalArgumentException(<a name="line.138"></a>
<span class="sourceLineNo">139</span>          "Invokable is known to return " + getReturnType() + ", not " + returnType);<a name="line.139"></a>
<span class="sourceLineNo">140</span>    }<a name="line.140"></a>
<span class="sourceLineNo">141</span>    @SuppressWarnings("unchecked") // guarded by previous check<a name="line.141"></a>
<span class="sourceLineNo">142</span>    Invokable&lt;T, R1&gt; specialized = (Invokable&lt;T, R1&gt;) this;<a name="line.142"></a>
<span class="sourceLineNo">143</span>    return specialized;<a name="line.143"></a>
<span class="sourceLineNo">144</span>  }<a name="line.144"></a>
<span class="sourceLineNo">145</span><a name="line.145"></a>
<span class="sourceLineNo">146</span>  @SuppressWarnings("unchecked") // The declaring class is T's raw class, or one of its supertypes.<a name="line.146"></a>
<span class="sourceLineNo">147</span>  @Override public final Class&lt;? super T&gt; getDeclaringClass() {<a name="line.147"></a>
<span class="sourceLineNo">148</span>    return (Class&lt;? super T&gt;) super.getDeclaringClass();<a name="line.148"></a>
<span class="sourceLineNo">149</span>  }<a name="line.149"></a>
<span class="sourceLineNo">150</span><a name="line.150"></a>
<span class="sourceLineNo">151</span>  abstract Object invokeInternal(@Nullable Object receiver, Object[] args)<a name="line.151"></a>
<span class="sourceLineNo">152</span>      throws InvocationTargetException, IllegalAccessException;<a name="line.152"></a>
<span class="sourceLineNo">153</span><a name="line.153"></a>
<span class="sourceLineNo">154</span>  abstract Type[] getGenericParameterTypes();<a name="line.154"></a>
<span class="sourceLineNo">155</span><a name="line.155"></a>
<span class="sourceLineNo">156</span>  /** This should never return a type that's not a subtype of Throwable. */<a name="line.156"></a>
<span class="sourceLineNo">157</span>  abstract Type[] getGenericExceptionTypes();<a name="line.157"></a>
<span class="sourceLineNo">158</span><a name="line.158"></a>
<span class="sourceLineNo">159</span>  abstract Annotation[][] getParameterAnnotations();<a name="line.159"></a>
<span class="sourceLineNo">160</span><a name="line.160"></a>
<span class="sourceLineNo">161</span>  abstract Type getGenericReturnType();<a name="line.161"></a>
<span class="sourceLineNo">162</span>  <a name="line.162"></a>
<span class="sourceLineNo">163</span>  static class MethodInvokable&lt;T&gt; extends Invokable&lt;T, Object&gt; {<a name="line.163"></a>
<span class="sourceLineNo">164</span><a name="line.164"></a>
<span class="sourceLineNo">165</span>    private final Method method;<a name="line.165"></a>
<span class="sourceLineNo">166</span><a name="line.166"></a>
<span class="sourceLineNo">167</span>    MethodInvokable(Method method) {<a name="line.167"></a>
<span class="sourceLineNo">168</span>      super(method);<a name="line.168"></a>
<span class="sourceLineNo">169</span>      this.method = method;<a name="line.169"></a>
<span class="sourceLineNo">170</span>    }<a name="line.170"></a>
<span class="sourceLineNo">171</span><a name="line.171"></a>
<span class="sourceLineNo">172</span>    @Override final Object invokeInternal(@Nullable Object receiver, Object[] args)<a name="line.172"></a>
<span class="sourceLineNo">173</span>        throws InvocationTargetException, IllegalAccessException {<a name="line.173"></a>
<span class="sourceLineNo">174</span>      return method.invoke(receiver, args);<a name="line.174"></a>
<span class="sourceLineNo">175</span>    }<a name="line.175"></a>
<span class="sourceLineNo">176</span><a name="line.176"></a>
<span class="sourceLineNo">177</span>    @Override Type getGenericReturnType() {<a name="line.177"></a>
<span class="sourceLineNo">178</span>      return method.getGenericReturnType();<a name="line.178"></a>
<span class="sourceLineNo">179</span>    }<a name="line.179"></a>
<span class="sourceLineNo">180</span><a name="line.180"></a>
<span class="sourceLineNo">181</span>    @Override Type[] getGenericParameterTypes() {<a name="line.181"></a>
<span class="sourceLineNo">182</span>      return method.getGenericParameterTypes();<a name="line.182"></a>
<span class="sourceLineNo">183</span>    }<a name="line.183"></a>
<span class="sourceLineNo">184</span><a name="line.184"></a>
<span class="sourceLineNo">185</span>    @Override Type[] getGenericExceptionTypes() {<a name="line.185"></a>
<span class="sourceLineNo">186</span>      return method.getGenericExceptionTypes();<a name="line.186"></a>
<span class="sourceLineNo">187</span>    }<a name="line.187"></a>
<span class="sourceLineNo">188</span><a name="line.188"></a>
<span class="sourceLineNo">189</span>    @Override final Annotation[][] getParameterAnnotations() {<a name="line.189"></a>
<span class="sourceLineNo">190</span>      return method.getParameterAnnotations();<a name="line.190"></a>
<span class="sourceLineNo">191</span>    }<a name="line.191"></a>
<span class="sourceLineNo">192</span><a name="line.192"></a>
<span class="sourceLineNo">193</span>    @Override public final TypeVariable&lt;?&gt;[] getTypeParameters() {<a name="line.193"></a>
<span class="sourceLineNo">194</span>      return method.getTypeParameters();<a name="line.194"></a>
<span class="sourceLineNo">195</span>    }<a name="line.195"></a>
<span class="sourceLineNo">196</span><a name="line.196"></a>
<span class="sourceLineNo">197</span>    @Override public final boolean isOverridable() {<a name="line.197"></a>
<span class="sourceLineNo">198</span>      return  !(isFinal() || isPrivate() || isStatic()<a name="line.198"></a>
<span class="sourceLineNo">199</span>          || Modifier.isFinal(getDeclaringClass().getModifiers()));<a name="line.199"></a>
<span class="sourceLineNo">200</span>    }<a name="line.200"></a>
<span class="sourceLineNo">201</span>  }<a name="line.201"></a>
<span class="sourceLineNo">202</span><a name="line.202"></a>
<span class="sourceLineNo">203</span>  static class ConstructorInvokable&lt;T&gt; extends Invokable&lt;T, T&gt; {<a name="line.203"></a>
<span class="sourceLineNo">204</span><a name="line.204"></a>
<span class="sourceLineNo">205</span>    private final Constructor&lt;?&gt; constructor;<a name="line.205"></a>
<span class="sourceLineNo">206</span><a name="line.206"></a>
<span class="sourceLineNo">207</span>    ConstructorInvokable(Constructor&lt;?&gt; constructor) {<a name="line.207"></a>
<span class="sourceLineNo">208</span>      super(constructor);<a name="line.208"></a>
<span class="sourceLineNo">209</span>      this.constructor = constructor;<a name="line.209"></a>
<span class="sourceLineNo">210</span>    }<a name="line.210"></a>
<span class="sourceLineNo">211</span><a name="line.211"></a>
<span class="sourceLineNo">212</span>    @Override final Object invokeInternal(@Nullable Object receiver, Object[] args)<a name="line.212"></a>
<span class="sourceLineNo">213</span>        throws InvocationTargetException, IllegalAccessException {<a name="line.213"></a>
<span class="sourceLineNo">214</span>      try {<a name="line.214"></a>
<span class="sourceLineNo">215</span>        return constructor.newInstance(args);<a name="line.215"></a>
<span class="sourceLineNo">216</span>      } catch (InstantiationException e) {<a name="line.216"></a>
<span class="sourceLineNo">217</span>        throw new RuntimeException(constructor + " failed.", e);<a name="line.217"></a>
<span class="sourceLineNo">218</span>      }<a name="line.218"></a>
<span class="sourceLineNo">219</span>    }<a name="line.219"></a>
<span class="sourceLineNo">220</span><a name="line.220"></a>
<span class="sourceLineNo">221</span>    @Override Type getGenericReturnType() {<a name="line.221"></a>
<span class="sourceLineNo">222</span>      return constructor.getDeclaringClass();<a name="line.222"></a>
<span class="sourceLineNo">223</span>    }<a name="line.223"></a>
<span class="sourceLineNo">224</span><a name="line.224"></a>
<span class="sourceLineNo">225</span>    @Override Type[] getGenericParameterTypes() {<a name="line.225"></a>
<span class="sourceLineNo">226</span>      return constructor.getGenericParameterTypes();<a name="line.226"></a>
<span class="sourceLineNo">227</span>    }<a name="line.227"></a>
<span class="sourceLineNo">228</span><a name="line.228"></a>
<span class="sourceLineNo">229</span>    @Override Type[] getGenericExceptionTypes() {<a name="line.229"></a>
<span class="sourceLineNo">230</span>      return constructor.getGenericExceptionTypes();<a name="line.230"></a>
<span class="sourceLineNo">231</span>    }<a name="line.231"></a>
<span class="sourceLineNo">232</span><a name="line.232"></a>
<span class="sourceLineNo">233</span>    @Override final Annotation[][] getParameterAnnotations() {<a name="line.233"></a>
<span class="sourceLineNo">234</span>      return constructor.getParameterAnnotations();<a name="line.234"></a>
<span class="sourceLineNo">235</span>    }<a name="line.235"></a>
<span class="sourceLineNo">236</span><a name="line.236"></a>
<span class="sourceLineNo">237</span>    @Override public final TypeVariable&lt;?&gt;[] getTypeParameters() {<a name="line.237"></a>
<span class="sourceLineNo">238</span>      return constructor.getTypeParameters();<a name="line.238"></a>
<span class="sourceLineNo">239</span>    }<a name="line.239"></a>
<span class="sourceLineNo">240</span><a name="line.240"></a>
<span class="sourceLineNo">241</span>    @Override public final boolean isOverridable() {<a name="line.241"></a>
<span class="sourceLineNo">242</span>      return false;<a name="line.242"></a>
<span class="sourceLineNo">243</span>    }<a name="line.243"></a>
<span class="sourceLineNo">244</span>  }<a name="line.244"></a>
<span class="sourceLineNo">245</span>}<a name="line.245"></a>




























































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